The O-ring K 73137 is a precision elastomer sealing component used in bearing housing K 73111 within the Sulzer ZV40/48 raw water pump assembly. Its function is to provide a static seal between mating surfaces, preventing leakage of fluids and ingress of contaminants. Designed to maintain elasticity and sealing integrity under temperature changes, pressure variations, and vibration, this O-ring ensures consistent sealing performance over long service intervals. Its accurate fit and durable material properties support system integrity, protect internal components, and contribute to the efficient and reliable operation of the pump and overall engine cooling system.

The shaft seal K 73128 is an essential sealing element designed for installation in bearing housing K 73111 of the Sulzer ZV40/48 raw water pump assembly. Its primary function is to prevent the ingress of water and contaminants into the bearing area while retaining lubrication within the housing. Designed for continuous operation under rotating motion, pressure fluctuations, and exposure to moisture, this seal maintains reliable sealing performance and protects sensitive bearing components from premature wear. Manufactured with precision and durable sealing materials, the K 73128 shaft seal contributes to extended bearing life, reduced maintenance, and overall operational reliability of the pump system.

The mechanical seal K 73127 is a critical sealing component in the raw water pump of the Sulzer ZV40/48 engine, designed to prevent leakage along the rotating shaft while maintaining stable pump operation. Engineered to operate under continuous exposure to water, pressure variations, and shaft rotation, this seal provides a reliable barrier between rotating and stationary parts. Its precision-machined sealing faces and high-quality materials ensure low friction, reduced wear, and long service life. By maintaining tight sealing under demanding marine and industrial conditions, the K 73127 mechanical seal plays a key role in protecting pump components, preventing water ingress, and ensuring efficient and uninterrupted cooling performance.

The counter ring K 73126 is a precision-machined sealing and wear component used in the raw water pump of the Sulzer ZV40/48 engine. Positioned opposite rotating sealing elements, it provides a stable contact surface that ensures effective sealing and controlled friction during pump operation. Designed to operate in environments exposed to water, pressure fluctuations, and mechanical loads, this counter ring resists corrosion and wear while maintaining dimensional accuracy. Its function is essential for preventing leakage, protecting pump components, and ensuring reliable cooling water circulation, which is critical for maintaining optimal engine operating temperatures.

The expansion piece K 81138 is a critical flexible element within the exhaust piping system of the Sulzer ZV40/48 engine, designed to accommodate thermal expansion and mechanical movement during operation. Subjected to high exhaust temperatures and dynamic loads, this component absorbs axial and radial displacement, reducing stress on rigid piping sections and preventing structural damage. Manufactured from heat-resistant and fatigue-resistant materials, it ensures long-term durability and maintains gas-tight integrity. By compensating for thermal and mechanical stresses, the expansion piece enhances system reliability, reduces maintenance needs, and prolongs the lifespan of the exhaust assembly.

The two-part ring K 81145 is a robust clamping and alignment component used in the exhaust piping system of the Sulzer ZV40/48 engine. Designed as a split construction, it allows for easier installation and secure fastening around exhaust pipe joints without requiring full disassembly of the system. Engineered to withstand high temperatures, vibration, and thermal expansion, this ring ensures tight mechanical stability and proper alignment of exhaust sections. Its durable design minimizes leakage risks and mechanical stress at connection points, contributing to the reliability and serviceability of the exhaust system in demanding marine and industrial environments.

The sealing ring K 87177 is a precision sealing element specifically designed for use with component K 87165 in the Sulzer ZV40/48 engine. Its primary function is to ensure tight sealing between mating surfaces, preventing leakage of fluids and protecting the system from contamination. Engineered to withstand pressure fluctuations, temperature variations, and continuous vibration, this sealing ring maintains consistent sealing performance over long operating periods. Its high-quality material and accurate fit contribute to system efficiency, reduced maintenance requirements, and reliable operation of the associated assembly.

The reducer nipple K 92184 is a precision-machined connecting element used in the Sulzer ZV40/48 engine to join pipelines or components with different diameters. Designed for secure and leak-free connections under pressure, it enables smooth transitions between pipe sizes without causing flow disturbances or excessive pressure drops. Manufactured from durable, corrosion-resistant material, this component ensures long service life even in demanding operating environments. By maintaining system integrity and supporting efficient fluid transfer, the K 92184 reducer nipple plays an important role in the reliability of fuel, lubrication, or auxiliary piping systems.

The right-hand exhaust bend K 81133 is a critical piping component within the Sulzer ZV40/48 engine’s exhaust system, designed to guide high-temperature exhaust gases smoothly through directional changes in the exhaust line. Engineered to withstand extreme thermal loads, vibration, and corrosive exhaust environments, this bend ensures efficient gas flow with minimal pressure loss. Its precise geometry supports proper alignment within the exhaust assembly and reduces mechanical stress on connected sections. By maintaining structural integrity and optimized flow conditions, the K 81133 exhaust bend contributes to reliable engine performance and long-term durability of the exhaust system.

The seal H 85720 is an essential sealing element used in the Sulzer ASL25 engine to ensure tight sealing within oil or fluid circuits exposed to varying pressures and temperatures. Engineered for durability and chemical resistance, it prevents leakage while maintaining system pressure and protecting internal components from contamination. Its precisely manufactured geometry allows optimal contact with surrounding surfaces, ensuring consistent sealing performance even under continuous vibration and thermal stress. The reliability of the H 85720 seal is crucial for maintaining efficient engine operation, minimizing fluid losses, and supporting the long-term durability of the engine systems.